IDENTIFIERS

  • Current Taxon Name (Soil Name): Lecoma
  • OSD
  • Series Extent
  • User Site ID: 1992MO123028M
  • User Pedon ID: 1992MO123028M
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - MCL
  • Lab Pedon # - M9212328
  • NCSS Pedon Lab Data NASIS Record ID - 26566
  • Print Date: 4/8/2025

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 37.4977760
  • Std. Longitude: -90.1891632
  • Datum: WGS84
  • Township: T33N
  • Range: R8E
  • Section: 32
  • PLSS Details: 200 feet N and 2500 feet E of the SW corner
  • Location Description: 200 feet N. and 2,500 feet east of the southwest corner of sec. 32, T. 33 N., R. 8 E.
  • Map Unit: 65B—Elk silt loam, 1 to 4 percent slopes75381—Bearthicket silt loam, 0 to 3 percent slopes, rarely flooded
  • State: Missouri
  • County: MO123—Madison
  • MLRA: 116A—Ozark Highland
  • MLRA Soil Survey Area: NC-SPM—Springfield, Missouri
  • Non-MLRA Soil Survey Area: MO123—Madison County, Missouri
  • 7.5 Minute USGS Quad: 37090-D2—Marquand, Missouri

    • PEDON

  • Describers Name: CGM, MLC, and KEB
  • Current Taxonomic Class: Fine-loamy, siliceous, active, mesic Typic Paleudalfs
  • Current Taxon Kind: series
  • Pedon Type: TUD pedon
  • Pedon Purpose: laboratory sampling site
  • Pedon Record Orgin: Converted from PDP 3.x
  • Correlated Information:
  • Soil Name - Lecoma
  • PSC - 48 to 98 cm.
  • Classificaton Date - 4/1/2011
  • Moisture Class - udic
  • Sampled As Information:
  • Soil Name - Bearthicket
  • Taxonomic Class - Fine-silty, mixed, active, mesic Ultic Hapludalfs
  • Taxon Kind - series
  • PSC - 48 to 98 cm.
  • Classificaton Date - 11/3/1992
  • Dynamic Soil Properties:
  • Erosion Class - 1
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no
  • Field Measured Properties: 46 Cation exchange capacity to clay ratio


    • SITE

  • Parent Material: alluvium
  • Landscape: plateau
  • Landform: stream terrace
  • Geomorphic Component Hills: nose slope
  • Hill Slope Profile: toeslope
  • Slope Position: middle third
  • Runoff: low
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 11/3/1992 (actual site observation date)
  • Air Photo ID: D-5
  • Surface Cover Properties:
  • Site Obs. Cover Kind 1 - grass/herbaceous cover
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
  • Site Erosion Accelerated: water erosion
    • Pedon Diagnostic Features
    Feature Kind Feature Depth L-H Feature Thickness L-RV-H
    cm

    ochric epipedon

    argillic horizon

    0—30

    48—163

    —-

    —-
    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    2

    —

    —

    186

    —

    130

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —

    —
    Ap—0 to 15 centimeters (0.0 to 5.9 inches); brown (10YR 4/3), yellowish brown (10YR 5/4), dry; silt loam; moderate fine granular structure; very friable; 10.0 very fine and fine roots; fragments; neutral, pH 7.0, hellige-truog; abrupt wavy boundary. Lab sample # MU010436; moist when described;
    A—15 to 30 centimeters (5.9 to 11.8 inches); dark yellowish brown (10YR 4/4), yellowish brown (10YR 5/4), dry; silt loam; moderate fine granular structure; very friable; 3.0 very fine roots; fragments; neutral, pH 6.9, hellige-truog; clear wavy boundary. Lab sample # MU010437; moist when described;
    AB—30 to 48 centimeters (11.8 to 18.9 inches); brown (7.5YR 4/4) silt loam; moderate fine granular structure; friable; 0.5 very fine roots; fragments; neutral, pH 6.9, hellige-truog; clear wavy boundary. Lab sample # MU010438; moist when described;
    Bt1—48 to 64 centimeters (18.9 to 25.2 inches); strong brown (7.5YR 4/6) silt loam; weak very fine subangular blocky structure; friable; 0.5 very fine roots; fragments; neutral, pH 6.8, hellige-truog; clear wavy boundary. Lab sample # MU010439; moist when described;
    Bt2—64 to 84 centimeters (25.2 to 33.1 inches); strong brown (7.5YR 4/6) silt loam; weak very fine subangular blocky structure; friable; 0.5 very fine roots; 4 percent distinct manganese or iron-manganese stains; fragments; neutral, pH 6.7, hellige-truog; gradual wavy boundary. Lab sample # MU010439; moist when described;. patchy - phpvsfiid 162526; patchy - phpvsfiid 162526
    Bt3—84 to 114 centimeters (33.1 to 44.9 inches); dark yellowish brown (10YR 4/6) silty clay loam; moderate fine subangular blocky structure; friable; 0.5 very fine roots; 4 percent distinct manganese or iron-manganese stains; fragments; neutral, pH 6.7, hellige-truog; clear wavy boundary. Lab sample # MU010440; moist when described;. patchy - phpvsfiid 162527; patchy - phpvsfiid 162527
    2Bt4—114 to 152 centimeters (44.9 to 59.8 inches); strong brown (7.5YR 4/6) loam; moderate very fine and fine subangular blocky structure; friable; 0.5 very fine roots; 10 percent prominent manganese or iron-manganese stains and 15 percent distinct silt coats; fragments; neutral, pH 6.7, hellige-truog; clear wavy boundary. Lab sample # MU010441; moist when described;. patchy - phpvsfiid 162528; patchy - phpvsfiid 162529; patchy - phpvsfiid 162528; patchy - phpvsfiid 162529
    2Bt5—152 to 163 centimeters (59.8 to 64.2 inches); dark yellowish brown (10YR 4/6) loam; moderate very fine and fine subangular blocky structure; friable; 0.5 very fine roots; 10 percent prominent manganese or iron-manganese stains and 15 percent prominent silt coats; fragments; moderately acid, pH 6.0, hellige-truog. Lab sample # MU010442; moist when described;. Stopped by basal gravel/cobble layer skeletal subsoil/stratum.; patchy - phpvsfiid 162530; patchy - phpvsfiid 162531; patchy - phpvsfiid 162530; patchy - phpvsfiid 162531